1 files changed, 16 insertions, 0 deletions
diff --git a/core/src/test/java/org/elasticsearch/common/settings/SettingTests.java b/core/src/test/java/org/elasticsearch/common/settings/SettingTests.java
index 0bb1abb37a..1ac94b6caa 100644
--- a/core/src/test/java/org/elasticsearch/common/settings/SettingTests.java
+++ b/core/src/test/java/org/elasticsearch/common/settings/SettingTests.java
@@ -154,6 +154,22 @@ public class SettingTests extends ESTestCase {
         assertNull(ab2.get());
     }
 
+    public void testDeprecatedSetting() {
+        final Setting<Boolean> deprecatedSetting = Setting.boolSetting("deprecated.foo.bar", false, Property.Deprecated);
+        final Settings settings = Settings.builder().put("deprecated.foo.bar", true).build();
+        final int iterations = randomIntBetween(0, 128);
+        for (int i = 0; i < iterations; i++) {
+            deprecatedSetting.get(settings);
+        }
+        if (iterations > 0) {
+            /*
+             * This tests that we log the deprecation warning exactly one time, otherwise we would have to assert the deprecation warning
+             * for each usage of the setting.
+             */
+            assertSettingDeprecationsAndWarnings(new Setting[]{deprecatedSetting});
+        }
+    }
+
     public void testDefault() {
         TimeValue defaultValue = TimeValue.timeValueMillis(randomIntBetween(0, 1000000));
         Setting<TimeValue> setting =